software.version: add namespace path

The software design specifies that all Version objects should be
under the `/xyz/openbmc_project/software` namespace path.  Add it
to the YAML so it can be used in clients.

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: I5ba88e109daac416206fa7d65df926bf2a928ac2
diff --git a/yaml/xyz/openbmc_project/Software/Version.interface.yaml b/yaml/xyz/openbmc_project/Software/Version.interface.yaml
index 58fe2b5..4d64227 100644
--- a/yaml/xyz/openbmc_project/Software/Version.interface.yaml
+++ b/yaml/xyz/openbmc_project/Software/Version.interface.yaml
@@ -63,3 +63,6 @@
           - activated_on
       required_endpoint_interfaces:
           - xyz.openbmc_project.Inventory.Item
+
+paths:
+    - namespace: /xyz/openbmc_project/software